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[6673] 71FL Series 80 Rack & Pinion Focuser Set |
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| Part # | 6673 |
| Description | 71FL Series 80 Rack & Pinion Focuser Set |
| Aperture | 71mm Fluorite |
| Focal length | 400mm |
| F-ratio | 5.6 |
| Lens configuration | 2 elements in 2 groups |
| Coating | Fully-multi-coated |
| Physical length | 330mm |
| Tube diameter | 80mm |
| Weight | 1.3kg |
| Filter | 72mm (front hood) |
| Parts included | 2573, 7151, 7801, 9850 & 7504 |
| Notes | BORG rack & pinion focuser version. 2-inch opening & M57-thread. |
